Why is silicate the most prevalent mineral in igneous rock?
A) Silicates melt very easily.
B) Silicates make up most of the earth's crust.
C) Silicate is attracted to heat.
D) Silicates are very heavy, so they are perfect for magma.
Question 2
The lava at Kilauea volcano in Hawaii erupts at a temperature of approximately 1000 degrees Celsius. How could geologists overcome this problem when studying the lava flow?
A) Pour water on the lava.
B) Don't bother studying the lava flow.
C) Take pictures from far away and study them in the lab.
D) Wear heat-resistant clothing and use tools that reach the flow from a few meters away.
Bhimbetka rock painting showing man riding on horse, India
Granite: a Common Rock in Continental Crust
Tummy rock. Standing on the recipient’s right side, rest your left hand on the forehead and your ...
Rock cores as indicators of environmental change
Body sites where the peripheral pulse is most easily palpated
Porphyritic Igneous Texture